ID A0A1E7FRH1_9STRA Unreviewed; 707 AA.
AC A0A1E7FRH1;
DT 18-JAN-2017, integrated into UniProtKB/TrEMBL.
DT 18-JAN-2017, sequence version 1.
DT 13-SEP-2023, entry version 21.
DE RecName: Full=transketolase {ECO:0000256|ARBA:ARBA00013152};
DE EC=2.2.1.1 {ECO:0000256|ARBA:ARBA00013152};
GN ORFNames=FRACYDRAFT_259678 {ECO:0000313|EMBL:OEU20761.1};
OS Fragilariopsis cylindrus CCMP1102.
OC Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC Bacillariophyceae; Bacillariophycidae; Bacillariales; Bacillariaceae;
OC Fragilariopsis.
OX NCBI_TaxID=635003 {ECO:0000313|EMBL:OEU20761.1, ECO:0000313|Proteomes:UP000095751};
RN [1] {ECO:0000313|EMBL:OEU20761.1, ECO:0000313|Proteomes:UP000095751}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCMP1102 {ECO:0000313|EMBL:OEU20761.1,
RC ECO:0000313|Proteomes:UP000095751};
RG DOE Joint Genome Institute;
RA Mock T., Otillar R.P., Strauss J., Dupont C., Frickenhaus S., Maumus F.,
RA Mcmullan M., Sanges R., Schmutz J., Toseland A., Valas R., Veluchamy A.,
RA Ward B.J., Allen A., Barry K., Falciatore A., Ferrante M., Fortunato A.E.,
RA Gloeckner G., Gruber A., Hipkin R., Janech M., Kroth P., Leese F.,
RA Lindquist E., Lyon B.R., Martin J., Mayer C., Parker M., Quesneville H.,
RA Raymond J., Uhlig C., Valentin K.U., Worden A.Z., Armbrust E.V., Bowler C.,
RA Green B., Moulton V., Van Oosterhout C., Grigoriev I.;
RT "Extensive genetic diversity and differential bi-allelic expression allows
RT diatom success in the polar Southern Ocean.";
RL Submitted (SEP-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=D-glyceraldehyde 3-phosphate + D-sedoheptulose 7-phosphate =
CC aldehydo-D-ribose 5-phosphate + D-xylulose 5-phosphate;
CC Xref=Rhea:RHEA:10508, ChEBI:CHEBI:57483, ChEBI:CHEBI:57737,
CC ChEBI:CHEBI:58273, ChEBI:CHEBI:59776; EC=2.2.1.1;
CC Evidence={ECO:0000256|ARBA:ARBA00001027};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|ARBA:ARBA00001941};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC Evidence={ECO:0000256|ARBA:ARBA00001964};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the transketolase family.
CC {ECO:0000256|ARBA:ARBA00007131}.
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DR EMBL; KV784354; OEU20761.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1E7FRH1; -.
DR EnsemblProtists; OEU20761; OEU20761; FRACYDRAFT_259678.
DR KEGG; fcy:FRACYDRAFT_259678; -.
DR InParanoid; A0A1E7FRH1; -.
DR OrthoDB; 5399939at2759; -.
DR Proteomes; UP000095751; Unassembled WGS sequence.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004802; F:transketolase activity; IEA:UniProtKB-EC.
DR CDD; cd07033; TPP_PYR_DXS_TK_like; 1.
DR CDD; cd02012; TPP_TK; 1.
DR Gene3D; 3.40.50.920; -; 1.
DR Gene3D; 3.40.50.970; -; 2.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR009014; Transketo_C/PFOR_II.
DR InterPro; IPR005475; Transketolase-like_Pyr-bd.
DR InterPro; IPR005478; Transketolase_bac-like.
DR InterPro; IPR020826; Transketolase_BS.
DR InterPro; IPR033248; Transketolase_C.
DR InterPro; IPR033247; Transketolase_fam.
DR InterPro; IPR005474; Transketolase_N.
DR NCBIfam; TIGR00232; tktlase_bact; 1.
DR PANTHER; PTHR43522; TRANSKETOLASE; 1.
DR PANTHER; PTHR43522:SF10; TRANSKETOLASE; 1.
DR Pfam; PF02779; Transket_pyr; 1.
DR Pfam; PF02780; Transketolase_C; 1.
DR Pfam; PF00456; Transketolase_N; 1.
DR SMART; SM00861; Transket_pyr; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
DR SUPFAM; SSF52922; TK C-terminal domain-like; 1.
DR PROSITE; PS00801; TRANSKETOLASE_1; 1.
DR PROSITE; PS00802; TRANSKETOLASE_2; 1.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000095751};
KW Signal {ECO:0000256|SAM:SignalP};
KW Thiamine pyrophosphate {ECO:0000256|ARBA:ARBA00023052};
KW Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT SIGNAL 1..20
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 21..707
FT /note="transketolase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5009193511"
FT DOMAIN 55..75
FT /note="Transketolase signature 1"
FT /evidence="ECO:0000259|PROSITE:PS00801"
FT REGION 136..160
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 145..160
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 707 AA; 76119 MW; 71386CE876371192 CRC64;
MKFSSFAIAA VAIAASSVSA FSAPKFAVHQ PTFLMATAVD ADTKTALATA ANEARGLAMD
SIAAAHSGHM GLPLGCAEIG ATLYGSQMSY NAADPQWLNR DRFILSAGHG SMFLYSWLNI
AGFDLPMEEV KNFRQHHSRT PGHPEFPSSH HNTPGIESTT GPLGQGVSNA VGMAASEKMA
AAVYNTDDHK IFDHHIFALA GDGCFQEGVS AESAAFAAHE KLDNLIILYD ANEVTLDKMA
EYTQSEDIIK RYDAYGWETY DIDGHDLDAV EEAIAAAKAN NNGKPKFIKC NTIIGKGMEE
TEGTNAAHGE AGVPYVEKAK KNIGIPEGEK WFVSEGTRDF FGDVQKKNIA TYDAWQTTFA
SWEAANPDLA KQLKNAVEDN VMSAADMIKD IDAMGDDAEA TRVSGNKVIQ DISRLVPHYV
SGSADLHGST RNYINEGGNF GSGFDKTYAG KNLYFGIREH AMGSIMNGFG FHGLFKVSGS
TFLVFVDYFR PTVRVAALSE LGAVSYILTH DSIGVGEDGP THQPVETVSG LRVIPNLDVY
RPADAEETVA AMVHSVTRKD GPTALIFSRQ NIDQNGEVDY MTRREGALKG AYIAKKETED
LSLIVIATGS EVPHALKAAA TLPGARVVSM PCMEVYERQS AEYKESVLPS SCTKRIAMEA
GVSDPWYKYA SKVVGVDKFG FSAPGDIVMT EYGMTPENLA AEIASMD
//